Finding the Fourth Proportional to 138,095.10, 207,146.97 and 44,601.66
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Solution
The fourth proportional to 138,095.10, 207,146.97 and 44,601.66 is: 66,903.89
Step by Step Solution
- Step 1: Write the proportion equation
138,095.10 : 207,146.97 = 44,601.66 : x - Step 2: Convert to fraction form
138,095.10/207,146.97 = 44,601.66/x - Step 3: Cross multiply
138,095.10x = 207,146.97 × 44,601.66 - Step 4: Simplify right side
138,095.10x = 9,239,098,725.97 - Step 5: Solve for x
x = 9,239,098,725.97/138,095.10 - Step 6: Final answer
x = 66,903.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.